Service guide
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Disassembling and Assembling, iSave 50-70
© Danfoss | DCS (im) | 2016.10
12 | 180R9387 | 521B1430 | DKCFN.PI.013.1H.02
4. Disassembling the
pressure exchanger
3. Disassemble the 2 valve plates by
screwing in 2 x M8 bolt in the 2 holes with
threads which press out the valve plate.
1. Mount the M8 lifting eye on the cylinder
barrel shaft end and carefully lift the
cylinder barrel out of the housing using
lifting equipment. (The weight of the
cylinder barrel is about 32 kg).
2. Place the cylinder barrel horizontal and
secure it can’t roll and remove the lifting
eye.
Changing springs in the cylinder barrel.
It is not necessary to change the springs
in the cylinder barrel. If needed follow the
guidelines below:
3.1 Disassemble the spring cover using
2 x M6 screws with 2 nuts and 2 washers
and first tighten the screws to max. 10
Nm. Cross tighten the nuts until the O-ring
is fully visual.
3.2 Carefully disassemble or cut the O-ring
with the small screwdriver and unscrew
the 2 x screws, 2 nuts and 2 washers.
